Equity (Details 2) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Summary of stock options outstanding
Stock Options Outstanding, Beginning Balance			69,537	44,529
Stock Options, Granted	2,500	26,554	2,500	26,554
Stock Options, Exercised	0	0	0	0
Stock Options, Forfeited, or expired			(50)	(610)
Stock Options Outstanding, Ending Balance	71,987	70,473	71,987	70,473
Stock Options, Vested and expected to vest at ending balance	46,864	63,615	46,864	63,615
Options exercisable	51,984	33,083	51,984	33,083
Weighted Average Exercise Price, Beginning Period			$ 0.05	$ 0.05
Weighted Average Exercise Price, Granted			$ 0.03	$ 0.04
Weighted Average Exercise Price, Exercised
Weighted Average Exercise Price, Forfeited, or expired			$ 0.22	$ 0.14
Weighted Average Exercise Price, Ending Period	$ 0.05	$ 0.05	$ 0.05	$ 0.05
Weighted Average Exercise Price, Vested and expected to vest at ending balance	$ 0.05	$ 0.05	$ 0.05	$ 0.05
Weighted Average Exercise Price, Exercisable at ending balance	$ 0.05	$ 0.05	$ 0.05	$ 0.05
Weighted Average Remaining Contractual Term, ending balance			4 years 7 months 1 day	5 years 6 months 4 days
Weighted Average Remaining Contractual Term, vested and expected to vest at ending balance			4 years 2 months 27 days	5 years 6 months 4 days
Weighted Average Remaining Contractual Term, excercisable at ending balance			4 years 2 months 27 days	4 years 9 months 1 day
Aggregate Intrinsic Value, Beginning Balance				$ 2,230
Aggregate Intrinsic Value, Granted			7	1,188
Aggregate Intrinsic Value, Exercised
Aggregate Intrinsic Value, Forfeited or expired				85
Aggregate Intrinsic Value, Ending Balance	7	3,333	7	3,333
Aggregate Intrinsic Value, Vested and expected to vest at ending balance		3,009		3,009
Aggregate Intrinsic Value, Exercisable at ending balance		$ 1,638		$ 1,638